There are any number of reasons why The Wizard of Oz endures in American pop culture. It remains many kids’ first memorable movie. Flying monkeys have probably figured into more nightmares than Hannibal Lechter, Freddy Krueger and Pennywise combined.

Both of this week’s high-profile new movie releases — the romantic comedy Friends with Benefits and the superhero adventure Captain America: The First Avenger — can be said to suffer from interchangeability.